ICTBroadcast is multi tenant, unified communications and telemarketing software solution supporting voice, SMS, email, and fax broadcasting. Suitable for small business owners, enterprenuers, and service providers, it offers smart auto dialer capabilities and can be scaled to thousands of simultaneous calls using either VoIP or PSTN and fits most voice broadcasting scenarios. It is simple, reliable, poweful and provides a user-friendly Web portal for effective and efficient communications management.

Textlocal API2 Wrapper is a PHP class that can send SMS or MMS messages using the Textlocal API over HTTP. It can send an SMS or MMS message to a given number, send a message to a group of contacts, create groups of contacts, add contacts to a group, retrieve the available groups, delete contacts from a group, delete groups, retrieve message history, etc.

SMStoXMPP is a lightweight PHP-based SMS to XMPP bi-directional gateway application which receives messages from an SMS gateway device/application and relays them to the target user via XMPP. Replies to the user can be made via XMPP, which then delivers the message back to the SMS gateway.

SD SMS Master is an SMS-sending server.
The Web server (master) contains the SMS Master itself.
Clients (users) connect to the master and create orders.
Orders contain a text to send and a list of numbers to send to.
The master then connects to remote machines (slaves) and distributes the order numbers (+text)
to all enabled phones on the slaves.
The communication is one-way; incoming SMSes are not read.

jcimd is a simple Java implementation of the CIMD protocol. Computer Interface to Message Distribution (CIMD) is a proprietary short message service center protocol developed by Nokia for their SMSC (now Nokia Siemens Networks).

Ixonos MISP CIMD Simulator is a Computer Interface to Message Distribution (CIMD) protocol version 2.0-compliant server for developing and testing CIMD applications. It can be used out-of-the box for development, functional and load testing CIMD send-only and receiving applications. The simulator does not interface with a SMSC or MMSC. It has been designed to be simple, lightweight, and scalable, and can be easily extended for other use cases and purposes.